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SIGNIFICANT ACCOUNTING POLICIES - IFRS 16 (Leases) (Details) - ARS ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Jan. 01, 2019	Dec. 31, 2018
IFRS 16 (Leases)
Right-of-use assets	$ 9,444		$ 873
Lease liabilities	6,311
IFRS 16
IFRS 16 (Leases)
Right-of-use assets	6,890	$ 7,763
Lease liabilities	5,972
PP&E asset retirement obligations reclassified as rights of use assets	247
Indefeasible rights of use of intangible assets reclassified as rights of use assets	$ 626

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- Definition

The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Effective 2019-01-01
-Name IFRS
-Number 16
-IssueDate 2018-01-01
-Paragraph 47
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=16&date=2018-03-01&anchor=para_47_b&doctype=Standard
-URIDate 2018-03-16

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- Definition

The amount of assets that represent a lessee's right to use an underlying asset for the lease term. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Effective 2019-01-01
-Name IFRS
-Number 16
-IssueDate 2018-01-01
-Paragraph 53
-Subparagraph j
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=16&date=2018-03-01&anchor=para_53_j&doctype=Standard
-URIDate 2018-03-16

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- Definition

Represents the amount of indefeasible rights of use of intangible assets reclassified as rights of use assets.

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No definition available.

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- Definition

Represents the amount of property, plant and equipment asset retirement obligations reclassified as rights of use assets.

+ References

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